e/Unit tangent bundle

Information
has gloss	eng: In Riemannian geometry, a branch of mathematics, the unit tangent bundle of a Riemannian manifold (M, g), denoted by UT(M) or simply UTM, is the unit sphere bundle for the tangent bundle T(M). It is a fiber bundle over M whose fiber at each point is the unit sphere in the tangent bundle:
lexicalization	eng: unit tangent bundle
instance of	e/Fiber bundle